Rishabh SQ 144 Electronic Synchroscope, 144 x 144 mm
- Brand
- Rishabh
- Model number
- SQ 144
- Category
- Panel Meters
Electronic synchroscope, 144 x 144 mm: rotating LED vector shows phase and frequency difference between bus and generator for paralleling; 100 V to 500 V inputs, 35-70 Hz.
Price and availability on request
Key features
- LED ring shows the phase difference between bus (reference) and generator (incoming) voltage
- Rotation direction shows whether the generator is fast or slow; speed gives the frequency difference
- Synchronising indication when frequency and phase match
- Glass filled polycarbonate case, flame retardant and drip proof (UL 94 V-0)
- Knife edge pointer; easily replaceable glass and bezel
- Easy installation with swivel screws; several meters can share one cut-out (mosaic mounting)
Specifications
| Measured quantity | Frequency and phase difference |
|---|---|
| Input ranges | 100 V to 500 V |
| Frequency range | 35-70 Hz |
| Pull in / drop out frequency | ±9 Hz |
| Power consumption | 6 VA max. |
| LED colours | Orange, yellow |
|---|
| Proof voltage / installation category | 2 kV / 300 V CAT III |
|---|
| Operating temperature | -10 ... +55 °C |
|---|---|
| Storage temperature | -20 ... +65 °C |
| Front size | 144 x 144 mm |
| Panel cut-out | 138 x 138 mm |
| Weight (approx.) | 0.70 kg |
| Case | Moulded square case, glass filled polycarbonate (UL 94 V-0) |
| Enclosure | IP 52 case; IP 20 terminals with back cover |
| Options on order | Antiglare glass; red, yellow, blue or white bezel; blank or special dials; red or green markings |
|---|
| Contents | Meter with full sized polycarbonate back cover (terminal protection) |
|---|
Specifications are from the manufacturer's published information. Confirm critical values with us or the datasheet before ordering.
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